<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="../../../../../js/vue.global.js"></script>
</head>
<body>
<div id="app">
    <h1>{{message}}</h1>
    <h1>{{grate+","+name}}</h1>
    <h1>{{num+456}}</h1>


</div>

</body>
<script>
    const app = Vue.createApp({
        data(){
            return{
                message:"hello world",
                grate:"Hi!",
                name:"zhanghaolong",
                num:123
            }
        }
    })

    app.mount("#app")
</script>
</html>